From off the altar. — The rock (tsor) of Judges 13:19 is now hallowed into an altar (mizbeach).
Fell on their faces. — Comp. Leviticus 9:24; Numbers 14:5; Ezekiel 1:28.
Related Commentaries of Judges 13:20
Judges 13:20
20 For it came to pass, when the flame went up toward heaven from off the altar, that the angel of the LORD ascended in the flame of the altar. And Manoah and his wife looked on it, and fell on their faces to the ground.